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It may be that too much fertilization is causing root burning.
1. The causes and solutions of the wilted leaves of the crab claw orchid.
1. Improper watering.
If you water too much, it is easy to cause water accumulation in the potting soil, crab claw orchid itself is a plant of the cactus family, drought tolerance is not waterlogging, too much water will rot the roots, and the leaves will naturally wilt and wither; If watered too little, long-term drought will cause the fleshy stems to become soft due to lack of water, and the leaves will wilt.
Solution]: If you water too much, drain it immediately and dry the potting soil quickly. If you water too little, you need to replenish the water in time, water it thoroughly at one time, and then let it be maintained in a cool and ventilated place.
2. The light is too strong.
Crab claw orchid can not accept too strong sunlight, if it is exposed to strong direct light for a long time, the plant is unbearable, and the leaves will become yellow and soft. If not treated in time, the whole crab claw orchid will wilt and even die.
Solution]: Move the crab claw orchid to a cool and ventilated place for a period of time, wait until you have the spirit, and then put it in a place where the sun is scattered enough to grow, and it should be properly shaded and ventilated in summer.
3. Root rot.
If the roots are rotten, the leaves of the crab claw orchid have no nutrients, and it will naturally wilt and yellow, and if it is not treated in time, the entire root system will rot, and then the stems and leaves will rot, and the whole plant will rot and die.
Solution]: If the roots have rotted, you need to take the crab claw orchid out of the soil, then cut off all the rotten parts and disinfect them, and when the wound is dry, change to a new pot and transplant it with potting soil.
4. Insect infestation.
Scale insects are the most common insect pests of crab claw orchid, which can cause the stem nodes of crab claw orchid to turn yellow and wilt, and the leaves to wilt and fall off. If not treated in time, the whole crab claw orchid will be invaded by scale insects, and finally die because it cannot resist.
Solution]: If there are few bugs, you can use a soft brush to brush off the bugs; If there are too many pests and diseases, it is necessary to spray and disinfect with professional insecticides. If you make your own home, you can use laundry, diesel fuel and water to spray and kill scale insects.
5. Normal dormancy.
Another situation that is easy to overlook is that the crab claw orchid may have entered a dormant period. At this time, the growth rate of the plant will become very slow, and the efficiency of the roots to absorb water will also become low, so there will be a phenomenon of wilting leaves [Solution]: At this time, you need to control the amount of watering, remember not to fertilize.
If you want the leaves to look more energetic during dormancy, you need to spray the leaves with water mist frequently to maintain humidity.
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There are many reasons for this The type of fertilization can cause Excessive fertilizer can also cause Epiphytic cacti, native to the warm, shady, moist environment of tropical forests, their roots grow in the humus or moss of tree trunks, hollows, and valleys. So, don't just be drought-tolerant, sunny and watering them sparingly. Crab claw orchid is an epiphytic cactus, and only by understanding these can you raise it well.
Why don't you change the soil for him, and it will be fine.
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It is best not to fertilize it when flowering, and under normal circumstances, it is necessary to stop fertilizing after the flower buds are formed, and then continue to apply it will easily cause the flower buds to fall, and it will also affect the flowering effect, and the ornamental will be reduced. Fertilizer is applied before flowering or even at the time of pregnancy to ensure that the plant has enough nutrients to grow buds smoothly.
Crab claw orchid is a more fertilizer-loving plant, except for the flowering period and dormancy to stop fertilization, other times can be normal maintenance and fertilization. Proper fertilization, sufficient nutrients, the plant will grow more vigorously. Especially in the peak growing season, fertilizer should be applied frequently, at least once every half a month, and the amount of phosphorus and potassium fertilizer should be increased during the flowering period to promote the blooming of larger and more colorful flowers.
1. Light: It is a very light-loving plant, and it should be placed in a place with good sun during maintenance, and the light is enough to bloom. However, after flowering, it should be placed in a cool place to increase the viewing time.
2. Temperature: The temperature between 5 degrees and 30 degrees should be provided during the growth period, and the flowering is slow when the temperature is low, but the flowering period is long. It blooms quickly when the temperature is high, but the flowering period is short, so you can control the temperature to adjust the flowering period.
3. Watering: Do not water too often during maintenance, just see dry and wet. Especially when there are flower buds, it is necessary to control the amount of water, and do not water the soil if it is not dry.
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There are two reasons why the crab claw orchid wilts: one is too frequent watering, and the other is that the roots are rotten.
Solution: 1. Watering should be dry and wet, and watering should be done thoroughly if it is not dry or watered, and it will be watered once every half a month at most in winter.
2. Look at the junction between the ground and the ground, whether it is rotten, if it is really rotten, there is no way.
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It's too cold, so keep a bag warm.
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Generally speaking, we can apply a thin layer of nitrogen fertilizer to promote the growth of the plant during the growth period of crab claw orchid, and we can apply phosphorus fertilizer before flowering.
Crab claw orchid fertilization should generally be carried out during the growth period, and flower lovers need to pay attention to the fact that when there are flower buds and flowering, do not water more, let alone fertilize, otherwise it may lead to bud dropping.
For the fertilization of crab claw orchid, it is necessary to distinguish whether it is grafted, and a small amount of compound fertilizer or liquid fertilizer is used for grafting, and most of the rootstocks are more fertilizer-tolerant, which is easier to say; If you take cuttings, you have to be careful, no matter whether you are a white crab, a red crab or a pink crab, the root system is very intolerant to fertilizer, and you will burn the roots if you are not careful, so the fertilizer used each time is the amount of 3-5 compound fertilizers, a word "thin".
After the crab claw orchid flowering period, we do not apply fertilizer first, and when the dormant period is over, when new shoots are released, we apply thin nitrogen fertilizer every two weeks.
In autumn and winter, crab claw orchids begin to bud, at this time we can give thin phosphorus fertilizer every 1-2 weeks, and when it is time to flower, fertilizer should be suspended.
Phosphate fertilizer can promote flower bud differentiation, early flowering and fruiting, promote the development of crop roots, and enhance the ability to resist cold and drought. Promote early maturity of crops, increase the number of grains, and improve fruit quality by fullness of grains. When phosphorus is deficient, young shoots and roots grow slowly, the plant is short, and the leaves are dark green, dull, and purple on the back.
Nitrogen fertilizer effect: promote the growth of crop stems and leaves, and the leaf color is dark green.
The role of potassium fertilizer: promote the growth of crops, thick and hard stalks, enhance the resistance to pests and diseases and lodging; Promotes the production of sugars and starches.
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Crab claw orchid is generally fertilized before flowering, and fertilization should be stopped when flowering, otherwise it will cause the flower buds to fall and shorten the flowering period. Before flowering, when the buds have just grown or are about to emerge, you can apply fertilizer, mainly fertilizers containing phosphorus and potassium.
1. Bone meal can be used, which is actually rich in phosphorus and potassium, which can meet the flowering needs of crab claw orchid, and bury bone meal along the edge of the pot to provide sufficient nutrients for the plant and promote its rapid flower bud.
2. You can also directly spray potassium dihydrogen phosphate foliar fertilizer on crab claw orchid, which can promote the plant to give birth to more flower buds, more and more colorful flowers, and the flowering period can be relatively longer. About once every half a month, you can apply fertilizer 2-3 times in a row, and stop fertilizing after the buds open to avoid premature flower aging.
3. In addition to applying "flower-promoting fertilizer" to crab claw orchid, during flowering, light and watering should also be paid attention to. Crab claw orchid can be placed in an environment with sufficient astigmatism, and receive more than 6 hours of light every day, which can make the flowering time of the plant longer, and it is also conducive to post-flowering recovery.
Crab claw orchid has a certain drought tolerance, but it is necessary to control watering during the flowering period, and do not water if the soil is not dry. If you water frequently, there will be flower drops. Each watering should be slowly poured along the edge of the pot, being careful not to water on the buds to avoid the bud falling.
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Fertilize the crab claw orchid in spring, so that the fertilizer is more reasonable.
In the early stage of growth, that is, before flowering, crab claw orchid basically grows stems and leaves, which is the time to grow and expand the structure, and the consumption of nutrients is basically based on nitrogen fertilizer, so if you fertilize at this time, you can consider some nitrogen-biased fertilizers, such as urea. For the later stage of growth, that is, after flowering, at this time, the crab claw orchid will be transferred from vegetative growth to reproductive growth, so the demand for fertilizer for the crab claw orchid at this time is mainly phosphorus and potassium fertilizer, light nitrogen fertilizer, so when fertilizing, you can consider high phosphorus and potassium fertilizers such as potassium dihydrogen phosphate, of course, you can also choose to apply some high phosphorus and potassium flower compound fertilizers.
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